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$40+ Cheap flights from Key Largo, FL to New Orleans (MSY)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/15. Fares are subject to change and may not be available on all flights or dates of travel.
MIA — MSY
mar. 13 — mar. 201
jue. 3/13
jue. 3/20
1 adult, Economy
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The best prices from Key Largo to New Orleans Louis Armstrong are usually found in August or September, booked 35 days in advance, depart on a Friday or Saturday and return on a Friday

Cheap flight deals from Key Largo to New Orleans

Keep the following information in mind while searching for Key Largo to New Orleans flight deals. Data was last updated marzo 8, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$88
(eDestinos)

One-way from

$40
(Kiwi.com)

Popular in

December

Cheapest in

August

Average price

$238
Provider with most accurate pricing for Miami-New Orleans Louis Armstrong flight deals.
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Provider most trusted by Cheapflights users for Miami-New Orleans Louis Armstrong flights.
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From Key Largo to New Orleans Louis Armstrong
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One-way flight from Key Largo to New Orleans Louis Armstrong
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Highest demand for flights based on searches. 16% potential increase in price ($44 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($9 potential savings vs. average RT price).
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Average for round-trip flights in March 2025
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Find flight deals from Key Largo to New Orleans

Cheapest flights from Key Largo to New Orleans
Explore the most affordable flight options available from Key Largo to New Orleans. Find the lowest fares from popular airlines and budget airlines, with prices last updated on marzo 8, 2025.

This eDestinos deal was found by Cheapflights users on 3/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 3/2810:06 pmMIA - MSY
Nonstop2h 22mSpirit Airlines
dom. 3/3010:13 pmMSY - MIA
Nonstop1h 46mSpirit Airlines
Deal found 3/6$88
This Priceline deal was found by Cheapflights users on 3/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 3/2210:12 amMIA - MSY
1 stop8h 05mMultiple Airlines
lun. 3/3110:22 pmMSY - MIA
1 stop8h 32mMultiple Airlines
Deal found 3/7$155
This CheapOair deal was found by Cheapflights users on 3/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 4/136:30 amMIA - MSY
1 stop13h 17mFrontier
mar. 4/157:47 pmMSY - MIA
1 stop8h 34mFrontier
Deal found 3/5$170
This American Airlines deal was found by Cheapflights users on 3/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 4/123:57 pmMIA - MSY
Nonstop2h 04mAmerican Airlines
mar. 4/155:18 pmMSY - MIA
Nonstop1h 55mAmerican Airlines
Deal found 3/5$200
This Delta deal was found by Cheapflights users on 3/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 11/227:35 pmMIA - MSY
1 stop4h 47mDelta
mar. 11/252:20 pmMSY - MIA
1 stop5h 47mDelta
Deal found 3/5$241

Find flights from Key Largo to New Orleans within your budget

Customize your flight search to find flights from Key Largo to New Orleans that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated marzo 8, 2025.

Fly from

Key Largo

Fly to

New Orleans

Route

Depart

Return

Price

MiamiNew Orleans

MIA - MSY

MIAMSY

Miami

vie. 3/28

10:06 pm-11:28 pm

Nonstop2h 22m

New Orleans Louis Armstrong

dom. 3/30

10:13 pm-12:59 am

Nonstop1h 46m

$88

MiamiNew Orleans

MIA - MSY

MIAMSY

Miami

sáb. 3/22

10:12 am-5:17 pm

1 stop8h 05m

New Orleans Louis Armstrong

lun. 3/31

10:22 pm-7:54 am

1 stop8h 32m

$155

MiamiNew Orleans

MIA - MSY

MIAMSY

Miami

dom. 4/13

6:30 am-6:47 pm

1 stop13h 17m

New Orleans Louis Armstrong

mar. 4/15

7:47 pm-5:21 am

1 stop8h 34m

$170

MiamiNew Orleans

MIA - MSY

MIAMSY

Miami

sáb. 4/12

3:57 pm-5:01 pm

Nonstop2h 04m

New Orleans Louis Armstrong

mar. 4/15

5:18 pm-8:13 pm

Nonstop1h 55m

$200

MiamiNew Orleans

MIA - MSY

MIAMSY

Miami

sáb. 4/26

7:45 am-1:22 pm

1 stop6h 37m

New Orleans Louis Armstrong

mar. 4/29

11:53 am-4:57 pm

1 stop4h 04m

$220

MiamiNew Orleans

MIA - MSY

MIAMSY

Miami

sáb. 3/22

9:30 pm-10:45 am

2 stops14h 15m

New Orleans Louis Armstrong

lun. 3/31

2:30 pm-9:30 pm

1 stop6h 00m

$272

MiamiNew Orleans

MIA - MSY

MIAMSY

Miami

mar. 4/15

11:05 am-7:21 pm

1 stop9h 16m

$40

MiamiNew Orleans

MIA - MSY

MIAMSY

Miami

sáb. 3/15

9:10 am-9:18 pm

1 stop13h 08m

$71

MiamiNew Orleans

MIA - MSY

MIAMSY

Miami

jue. 3/20

10:12 am-5:15 pm

1 stop8h 03m

$84

MiamiNew Orleans

MIA - MSY

MIAMSY

Miami

mié. 5/28

7:35 am-2:10 pm

1 stop7h 35m

$121

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/6

Showing 1-10 of 13 results
1
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Best time to book a flight from Key Largo to New Orleans

Have a flexible travel schedule? Discover the best time to fly to New Orleans from Key Largo with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Travel insights for flights from Key Largo to New Orleans

Get recent, data-driven insights about flights from Key Largo to New Orleans including ideal travel times, pricing trends, and more.

How far ahead should I book a flight from Key Largo to New Orleans?

Use this chart to determine the optimal time to book a round-trip flight from Key Largo to New Orleans. Price data was last updated on March 7, 2025.

The price you pay for your flight from Key Largo to New Orleans may vary depending on when you book. For the best chance of a lower fare, look to book 35 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from Key Largo to New Orleans?

Currently, August is the cheapest month in which you can book a flight from Key Largo to New Orleans (average of $256). Flying from Key Largo to New Orleans in April is currently the most expensive (average of $343). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from KE9 to MSY?

Find hourly flight availability from Key Largo to New Orleans. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated marzo 8, 2025.

When flying from Key Largo to New Orleans, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

What is the cheapest day to fly from Key Largo to New Orleans?

Use this chart to determine the cheapest time to fly round-trip from Key Largo to New Orleans. Price data was last updated on December 1, 2024.

Travelers seeking maximum savings on their Key Largo to New Orleans flight should consider departing on Wednesday at noon when fares are most often at their lowest. Sunday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

Rainfall in New Orleans by month

Plan your trip to New Orleans by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in New Orleans ranges from 3.3 - 6.4 inches per month. June is typically the wettest month, when rainfall can reach 6.4 in. October is typically the driest time to visit New Orleans when rainfall is around 3.3 in.

Temperature in New Orleans by month

Plan your trip to New Orleans by taking into account the average temperature totals by month.

If weather is an important factor for your trip to New Orleans, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 82.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 51.8 F).

Reviews of airlines servicing New Orleans

Get insights into the airlines that provide service to New Orleans. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to New Orleans. Reviews last updated marzo 8, 2025.
To help decide which airline to fly from Key Largo to New Orleans, see what other customers have to say about Southwest, Delta and United Airlines. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.1
Very good
4,314 reviews

Overall

8.1

Comfort

8.1

Entertainment

7.6

Food

7.1

Boarding

8.2

Crew

8.7

Reviews

1 / 20

8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.

Southwest
8.1
Very good
4,314 reviews
Southwest
8.1
Very good
4,314 reviews

Overall

8.1

Comfort

8.1

Entertainment

7.6

Food

7.1

Boarding

8.2

Crew

8.7

Reviews

1 / 20

8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.

Delta
8.0
Very good
8,024 reviews
Southwest
8.1
Very good
4,314 reviews

Overall

8.1

Comfort

8.1

Entertainment

7.6

Food

7.1

Boarding

8.2

Crew

8.7

Reviews

1 / 20

8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.

United Airlines
7.4
Good
8,649 reviews
Southwest
8.1
Very good
4,314 reviews

Overall

8.1

Comfort

8.1

Entertainment

7.6

Food

7.1

Boarding

8.2

Crew

8.7

Reviews

1 / 20

8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.

American Airlines
7.2
Good
10,000 reviews
Southwest
8.1
Very good
4,314 reviews

Overall

8.1

Comfort

8.1

Entertainment

7.6

Food

7.1

Boarding

8.2

Crew

8.7

Reviews

1 / 20

8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.

Spirit Airlines
6.3
Okay
7,923 reviews
Southwest
8.1
Very good
4,314 reviews

Overall

8.1

Comfort

8.1

Entertainment

7.6

Food

7.1

Boarding

8.2

Crew

8.7

Reviews

1 / 20

8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.

Related info for your journey

Find useful and relevant information for your journey from Key Largo to New Orleans. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to New Orleans from Key Largo?

    Located just 11.4 mi from the city center, New Orleans Louis Armstrong is the airport most travelers will use when flying to New Orleans from Key Largo. Booking flights from Key Largo to Louis Armstrong (MSY) should be relatively easy as there are 6 daily inbound flights from Key Largo from 6 different airlines.

  • How popular is this Key Largo to New Orleans flight route?

    The Key Largo to New Orleans Louis Armstrong flight path was viewed by 20 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

  • What are the cheapest airlines to fly from Key Largo to New Orleans one-way?

    The cheapest airlines for a one-way flight from Key Largo to New Orleans are Spirit Airlines ($40), Frontier ($81), and Delta ($121).

  • What are the most reliable airlines from Key Largo to New Orleans?

    Consider Republic Airways (100%), Qatar Airways (84%) or Envoy Air (80%) when booking your flight. These represent the most reliable airlines when flying from Key Largo to New Orleans.

  • What are the cheapest flights from Key Largo to New Orleans?

    While on average a flight from Key Largo to New Orleans is generally $372, our data shows the cheapest flight currently is $36. When looking at the most popular route, (Miami - New Orleans Louis Armstrong), you can expect to pay $86 for that flight.

  • Can I find deals for flights from Key Largo to New Orleans that include hotel bookings?

    Yes. In addition to deals on Key Largo to New Orleans flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Key Largo to New Orleans?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Key Largo to New Orleans.

  • Can I find deals for business class flights from Key Largo to New Orleans?

    Yes. Cheapflights offers flight deals from Key Largo to New Orleans by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Key Largo to New Orleans?

    Currently, August is the cheapest month in which you can book a flight from Key Largo to New Orleans (average of $256). Flying from Key Largo to New Orleans in April is currently the most expensive (average of $343). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Key Largo?

Book flights to Key Largo if you plan to visit one of these locations
Metairie
Kenner
Houma
Slidell
Gretna
Thibodaux
Gonzales

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Alternative routes for Key Largo to New Orleans

See prices for flight routes from nearby airports that may be better suited for you.
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Top 6 airlines flying from Key Largo to New Orleans

Discover the top 6 airlines that operate flights from Key Largo to New Orleans. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated marzo 8, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$57Average$130FlexibilityNo cancel feeOn-time65%
JetBlueCheapest$78Average$149FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$131Average$311FlexibilityNo cancel feeOn-time71%
DeltaCheapest$186Average$392FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$244Average$372FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$257Average$331FlexibilityNo cancel feeOn-time69%
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